World's Water Percentage Quiz
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Questions and Answers

What percentage of Earth's surface is covered in water?

  • 30%
  • 71% (correct)
  • 50%
  • 90%
  • What percentage of the Earth's water is freshwater?

  • 50%
  • 10%
  • 20%
  • 3% (correct)
  • Which form of water makes up the majority of the Earth's water?

  • Glaciers and ice caps
  • Liquid water in oceans (correct)
  • Soil moisture and aquifers
  • Water vapor in the atmosphere
  • What percentage of the remaining freshwater on Earth is frozen in ice caps and glaciers?

    <p>66%</p> Signup and view all the answers

    Why is the water in the oceans not suitable for drinking?

    <p>It is too salty</p> Signup and view all the answers

    What role do ice caps and glaciers play in regulating ocean levels and global temperatures?

    <p>They absorb excess heat</p> Signup and view all the answers

    How much of the remaining freshwater on Earth is available for use and consumption?

    <p>1%</p> Signup and view all the answers

    What percentage of the global water supply is made up of groundwater used for drinking and crop irrigation?

    <p>0.6%</p> Signup and view all the answers

    How much of the Earth's water is comprised of saltwater?

    <p>96%</p> Signup and view all the answers

    What percentage of the Earth's freshwater sources is found in ice caps and glaciers?

    <p>68%</p> Signup and view all the answers

    Which type of water source makes up less than 1% of all freshwater on Earth?

    <p>Soil moisture</p> Signup and view all the answers

    How does water move from the Earth to the atmosphere in the water cycle?

    <p>Through evaporation by the sun</p> Signup and view all the answers

    What is the approximate diameter of the drop of water covering the central US, representing all available water on Earth?

    <p>860 miles</p> Signup and view all the answers

    What is the percentage of surface water out of all freshwater on Earth?

    <p>0.3%</p> Signup and view all the answers

    What percentage of the Earth's water is freshwater?

    <p>3%</p> Signup and view all the answers

    Why is a large portion of the Earth's freshwater not available for use?

    <p>It is all frozen in ice caps</p> Signup and view all the answers

    Which statement best describes the distribution of water on Earth?

    <p>97% of water on Earth is in oceans, while only 3% is freshwater</p> Signup and view all the answers

    What role does water in the form of ice caps and glaciers play in the environment?

    <p>Helps regulate ocean levels and global temperatures</p> Signup and view all the answers

    Why can't the majority of the water seen from space be used for drinking?

    <p>The water is too salty for human consumption</p> Signup and view all the answers

    Where is a significant portion of Earth's usable freshwater stored?

    <p>In ice caps and glaciers</p> Signup and view all the answers

    Why does water in its frozen state benefit the environment?

    <p>It helps to stabilize global temperatures and preserve water resources</p> Signup and view all the answers

    What percentage of the Earth's water is made up of saline water or saltwater?

    <p>96%</p> Signup and view all the answers

    Where can extensive amounts of saltwater be found in the western United States?

    <p>Utah, Arizona, Colorado, New Mexico, and California</p> Signup and view all the answers

    What percentage of the Earth's freshwater sources are made up of swamp water, rivers, and lakes?

    <p>0.3%</p> Signup and view all the answers

    Where can soil moisture be found?

    <p>Between dirt particles following a rain shower or irrigation operations</p> Signup and view all the answers

    What is the approximate diameter of the drop of water covering the central US representing all available water on Earth?

    <p>~860 miles</p> Signup and view all the answers

    How does water move from the Earth to the atmosphere in the water cycle?

    <p>Evaporation by the sun and transpiration through plants</p> Signup and view all the answers

    What percentage of the Earth's living creatures use freshwater as their main water source?

    <p>~96%</p> Signup and view all the answers

    What percentage of all freshwater on Earth is made up of soil moisture and atmospheric water vapor combined?

    <p>~1%</p> Signup and view all the answers

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